©2018 WebMD, Inc. All rights reserved. eMedicineHealth does not provide medical advice, diagnosis or treatment. See Additional Information.

Pregnancy Center


Pregnancy occurs when an egg is fertilized by a sperm, grows inside a woman's uterus (womb), and develops into a baby. In humans, this process takes about 264 days, but the obstetrician will date from the last menstrual period or 280 days (40 weeks).

See the complete A-Z list of all the pregnancy related information or browse the current list of select resources.

Pregnancy & Getting Pregnant Related Resources

Pregnancy Articles

Pregnancy Medications

Pregnancy Images and Slideshows

Pregnancy Quizzes

Pregnancy News

Health Solutions From Our Sponsors